<template>
    <div class="wrapper">
        <swiper :options="swiperOption" v-if="showSwiper">
            <swiper-slide v-for="item of list" :key="item.id">
                <img class="swiper-img" :src="item.imgUrl" alt=""> 
            </swiper-slide>
            <div class="swiper-pagination"  slot="pagination"></div>
        </swiper>
    </div>
</template>
<script>
    export default{
        name:'HomeSwiper',
        props:{
            list:Array
        },
        data (){
            return{
                swiperOption:{
                    pagination:'.swiper-pagination',
                    loop:true
                }
            }
        },
        computed:{
            showSwiper(){
                return this.list.length
            }
        }

    }
    //<!--穿透不受scoped控制 --> >>>
</script>
<style lang="stylus" scoped>
    .wrapper>>>.swiper-pagination-bullet-active 
        background:#fff !important
    .wrapper
        overflow:hidden
        background:red
        width:100%
        height:0
        padding-bottom:29%

    .swiper-img
        width:100%


</style>